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प्रश्न
Water absorption through roots can be increased by keeping the plants ______.
पर्याय
in the shade
in dim light
under the fan
covered with a polythene bag
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उत्तर
Water absorption through roots can be increased by keeping the plants under the fan.
Explanation:
The increased air movement accelerates transpiration, which in turn enhances water uptake by the roots.
APPEARS IN
संबंधित प्रश्न
The xylem in plants is responsible for ______.
Why is transport of materials necessary in a plant or in an animal? Explain.
Does transpiration serve any useful function in the plants? Explain.
What is the other name of main vein?
Crossword Puzzle
ACROSS
1. Special tubes through which food material is carried inside the plants body.
3. Channel through which movement of water and minerals occurs.
4. Red coloured fluid inside blood vessels.
5. Loss of water in vapour from the leaves.
9. Four chambered organ located in the chest cavity.
10. Blood vessels which bring blood into the heart. DOWN
2. Red coloured pigment which is a carrier of oxygen.
6. Blood vessels which carry blood from the heart.
7. Blood cells which help in clotting of blood.
8. Process by which water passes into the root hair.
The phloem is responsible for the translocation of food.
The site of photosynthesis in the cells of a leaf is ____________.
How do leaves of plants help in excretion?
These consist of two statements – Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below:
Assertion: Amphibians can tolerate mixing of oxygenated and deoxygenated blood.
Reason: Amphibians are animals with two chambered heart
Match the pairs.
| Group ‘A’ | Group ‘B’ | ||
| (1) | Parasitic plant | (a) | Mushroom |
| (2) | Insectivorous plant | (b) | Lichen |
| (3) | Saprophytic plant | (c) | Drosera |
| (4) | Symbiotic plant | (d) | Cuscuta |
